AQA -Trilogy / Combined Science
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AQA -Trilogy / Combined Science
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25 Questions

1. Immune reactions caused by a pathogen can

2. What is a vector?

3. Which energy resource depends on the movement of water as a result of the pull of the moon?

4. Speed

5. Why don't molecule substances conduct electricity?

6. What are the properties of high carbon steel?

7. How many energy levels does a period 2 element have?

8. 3 bonds

9. Density

10. Specific latent heat of fusion

11. What is a stationary phase

12. What is the equation to calculate rate of reaction from the products produced?

13. Energy transferred:

14. These meristems allow plant to

15. What two sub-atomic particles are found in the nucleus?

16. Why are atoms radioactive?

17. Θ

18. Ee =

19. The chemical symbol of magnesium

20. What does the mass number tell us?

21. How do group 1 metals react with bromine?

22. A single type of atom - found on the periodic table

23. How does humidity the rate of transpiration?

24. What is the correct name for a negative ion?

25. Why do muscle cells have lots of mitochondria?